Corner protector



FIG. 1 is a top perspective view of a corner protector in accordance with the present design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a right-side elevation view thereof, the left-side elevation view being a mirror image of FIG. 3;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a rear elevation view thereof.

The broken lines in some figures are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a corner protector, as shown and described. 